refactor: 分离前端代码到 ui.js
This commit is contained in:
zwbcc
@@ -67,11 +67,12 @@ systemctl --user enable --now image-generator.service
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```
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image-generator/
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├── index.html # 前端
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├── style.css # 样式
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├── index.html # HTML 页面
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├── style.css # 样式（深色主题）
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├── ui.js # 前端交互逻辑
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├── app.js # 服务端（Express）
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├── start.sh # 启动脚本
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├── config.json # API Key 存储（自动生成）
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├── config.json # API Key 存储（自动生成，不提交）
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└── CHANGELOG.md
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```
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319
index.html
319
index.html
@@ -219,323 +219,6 @@
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</div>
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</div>
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<script>
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'use strict';
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// ── State ──────────────────────────────────────────────────────
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let currentModel = 'image-01';
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let currentImages = []; // [{url, base64}]
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let loading = false;
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// ── DOM refs ───────────────────────────────────────────────────
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const $ = id => document.getElementById(id);
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const promptInput = $('promptInput');
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const charCount = $('charCount');
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const generateForm = $('generateForm');
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const generateBtn = $('generateBtn');
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const btnIcon = generateBtn.querySelector('.btn-icon');
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const btnText = generateBtn.querySelector('.btn-text');
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const spinner = generateBtn.querySelector('.spinner');
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const errorMsg = $('errorMsg');
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const resultArea = $('resultArea');
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const resultMeta = $('resultMeta');
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const imageGrid = $('imageGrid');
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const apiKeyAlert = $('apiKeyAlert');
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const alertSettings = $('alertSettingsBtn');
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const aspectRatio = $('aspectRatio');
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const responseFormat = $('responseFormat');
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const nInput = $('nInput');
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const nMinus = $('nMinus');
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const nPlus = $('nPlus');
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const seedInput = $('seedInput');
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const widthInput = $('widthInput');
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const heightInput = $('heightInput');
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const styleGroup = $('styleGroup');
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const styleType = $('styleType');
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const styleWeight = $('styleWeight');
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const weightHint = $('weightHint');
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const promptOptimizer= $('promptOptimizer');
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const watermark = $('watermark');
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const settingsModal = $('settingsModal');
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const openSettings = $('openSettings');
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const closeSettings = $('closeSettings');
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const cancelSettings = $('cancelSettings');
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const saveSettingsBtn= $('saveSettingsBtn');
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const apiKeyInput = $('apiKeyInput');
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const toggleKey = $('toggleKey');
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const baseUrlInput = $('baseUrlInput');
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// ── Model tabs ─────────────────────────────────────────────────
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document.querySelectorAll('.model-tab').forEach(tab => {
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tab.addEventListener('click', () => {
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const model = tab.dataset.model;
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setModel(model);
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});
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});
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function setModel(model) {
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currentModel = model;
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document.querySelectorAll('.model-tab').forEach(t =>
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t.classList.toggle('active', t.dataset.model === model)
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);
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const isLive = model === 'image-01-live';
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styleGroup.style.display = isLive ? '' : 'none';
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// 21:9 only for image-01
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const opt21_9 = aspectRatio.querySelector('option[value="21:9"]');
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if (opt21_9) opt21_9.disabled = isLive;
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if (isLive && aspectRatio.value === '21:9') aspectRatio.value = '16:9';
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}
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// ── Stepper (n) ────────────────────────────────────────────────
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nMinus.addEventListener('click', () => {
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const v = parseInt(nInput.value) - 1;
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if (v >= 1) nInput.value = v;
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});
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nPlus.addEventListener('click', () => {
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const v = parseInt(nInput.value) + 1;
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if (v <= 9) nInput.value = v;
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});
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// ── Weight slider ──────────────────────────────────────────────
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styleWeight.addEventListener('input', () => {
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weightHint.textContent = (styleWeight.value / 10).toFixed(1);
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});
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// ── Helpers ────────────────────────────────────────────────────
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function setLoading(on) {
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loading = on;
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generateBtn.disabled = on;
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btnIcon.style.display = on ? 'none' : '';
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btnText.style.display = on ? 'none' : '';
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spinner.style.display = on ? 'inline' : 'none';
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generateBtn.classList.toggle('loading', on);
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}
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function showError(msg) {
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errorMsg.textContent = msg;
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errorMsg.style.display = 'flex';
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errorMsg.scrollIntoView({ behavior: 'smooth', block: 'nearest' });
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}
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function clearError() {
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errorMsg.style.display = 'none';
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}
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async function api(path, opts = {}) {
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const res = await fetch(path, opts);
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const json = await res.json();
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if (!res.ok) throw new Error(json.error || `HTTP ${res.status}`);
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return json;
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}
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function buildPayload() {
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const n = parseInt(nInput.value);
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const seed = seedInput.value ? parseInt(seedInput.value) : undefined;
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const width = widthInput.value ? parseInt(widthInput.value) : undefined;
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const height = heightInput.value ? parseInt(heightInput.value) : undefined;
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const payload = {
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model: currentModel,
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prompt: promptInput.value.trim(),
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aspect_ratio: aspectRatio.value,
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response_format: responseFormat.value,
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n: n,
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};
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if (seed) payload.seed = seed;
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if (width && height) { payload.width = width; payload.height = height; }
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if (promptOptimizer.checked) payload.prompt_optimizer = true;
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if (watermark.checked) payload.aigc_watermark = true;
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if (currentModel === 'image-01-live') {
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payload.style = {
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style_type: styleType.value,
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style_weight: parseFloat((styleWeight.value / 10).toFixed(1)),
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};
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}
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return payload;
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}
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function renderResults(images, id, successCount, failedCount) {
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currentImages = images;
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imageGrid.innerHTML = '';
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if (id) {
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resultMeta.innerHTML = `
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<span>任务 ID：<code>${id}</code></span>
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${successCount != null ? `<span>成功 ${successCount} 张${failedCount ? `，失败 ${failedCount} 张` : ''}</span>` : ''}
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`;
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resultMeta.style.display = 'flex';
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} else {
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resultMeta.style.display = 'none';
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}
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const fmt = responseFormat.value;
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images.forEach((src, i) => {
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const card = document.createElement('div');
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card.className = 'image-card';
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const img = document.createElement('img');
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img.src = fmt === 'url' ? src : `data:image/jpeg;base64,${src}`;
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img.alt = `生成结果 ${i + 1}`;
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img.loading = 'lazy';
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const actions = document.createElement('div');
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actions.className = 'image-actions';
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const downloadBtn = document.createElement('button');
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downloadBtn.className = 'action-btn';
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downloadBtn.innerHTML = `<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7,10 12,15 17,10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>下载`;
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downloadBtn.addEventListener('click', () => downloadImage(src, fmt, i));
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const copyBtn = document.createElement('button');
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copyBtn.className = 'action-btn';
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copyBtn.innerHTML = `<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg>复制`;
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copyBtn.addEventListener('click', () => copySrc(src, fmt, copyBtn));
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actions.appendChild(downloadBtn);
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actions.appendChild(copyBtn);
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card.appendChild(img);
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card.appendChild(actions);
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imageGrid.appendChild(card);
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});
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resultArea.style.display = 'block';
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resultArea.scrollIntoView({ behavior: 'smooth', block: 'start' });
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}
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function downloadImage(src, fmt, index) {
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const a = document.createElement('a');
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if (fmt === 'url') {
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a.href = src;
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} else {
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a.href = `data:image/jpeg;base64,${src}`;
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}
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a.download = `生成-${Date.now()}-${index + 1}.jpg`;
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a.target = '_blank';
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a.click();
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}
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async function copySrc(src, fmt, btn) {
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try {
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if (fmt === 'url') {
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await navigator.clipboard.writeText(src);
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} else {
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await navigator.clipboard.writeText(src);
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}
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const orig = btn.innerHTML;
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btn.innerHTML = `<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="20,6 9,17 4,12"/></svg>已复制`;
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setTimeout(() => { btn.innerHTML = orig; }, 1500);
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} catch {
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showError('复制失败');
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}
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}
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// ── Init ────────────────────────────────────────────────────────
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async function init() {
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try {
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const cfg = await api('/api/config');
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if (!cfg.hasApiKey) apiKeyAlert.style.display = 'flex';
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baseUrlInput.value = cfg.baseUrl || 'https://api.minimaxi.com';
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} catch { /* non-fatal */ }
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}
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// ── Generate ────────────────────────────────────────────────────
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generateForm.addEventListener('submit', async (e) => {
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e.preventDefault();
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if (loading) return;
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const prompt = promptInput.value.trim();
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if (!prompt) { showError('请输入图片描述'); return; }
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clearError();
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resultArea.style.display = 'none';
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setLoading(true);
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try {
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const payload = buildPayload();
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const data = await api('/api/generate', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify(payload),
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});
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const images = data.images || [];
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if (images.length === 0) {
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throw new Error('未返回任何图片');
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}
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renderResults(images, data.id, data.success_count, data.failed_count);
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} catch (err) {
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showError(err.message);
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} finally {
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setLoading(false);
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}
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});
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// ── Prompt char count ──────────────────────────────────────────
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promptInput.addEventListener('input', () => {
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charCount.textContent = `${promptInput.value.length} / 1500`;
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});
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// ── Settings modal ──────────────────────────────────────────────
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function openModal() {
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settingsModal.classList.add('open');
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apiKeyInput.focus();
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}
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function closeModal() {
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settingsModal.classList.remove('open');
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clearError();
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}
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openSettings.addEventListener('click', openModal);
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alertSettings.addEventListener('click', openModal);
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closeSettings.addEventListener('click', closeModal);
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cancelSettings.addEventListener('click', closeModal);
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settingsModal.addEventListener('click', e => { if (e.target === settingsModal) closeModal(); });
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toggleKey.addEventListener('click', () => {
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apiKeyInput.type = apiKeyInput.type === 'password' ? 'text' : 'password';
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});
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saveSettingsBtn.addEventListener('click', async () => {
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clearError();
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const apiKey = apiKeyInput.value.trim();
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const baseUrl = baseUrlInput.value.trim() || 'https://api.minimaxi.com';
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try {
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await api('/api/config', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ apiKey, baseUrl }),
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});
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if (apiKey) apiKeyAlert.style.display = 'none';
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closeModal();
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} catch (err) {
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showError(err.message);
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}
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});
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// ── Start ──────────────────────────────────────────────────────
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init();
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</script>
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<script src="ui.js" defer></script>
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</body>
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</html>
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312
ui.js
Normal file
312
ui.js
Normal file
@@ -0,0 +1,312 @@
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'use strict';
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// ── State ──────────────────────────────────────────────────────
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let currentModel = 'image-01';
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let currentImages = []; // [{url, base64}]
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let loading = false;
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// ── DOM refs ───────────────────────────────────────────────────
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const $ = id => document.getElementById(id);
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const promptInput = $('promptInput');
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const charCount = $('charCount');
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const generateForm = $('generateForm');
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const generateBtn = $('generateBtn');
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const btnIcon = generateBtn.querySelector('.btn-icon');
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const btnText = generateBtn.querySelector('.btn-text');
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const spinner = generateBtn.querySelector('.spinner');
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const errorMsg = $('errorMsg');
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const resultArea = $('resultArea');
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const resultMeta = $('resultMeta');
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const imageGrid = $('imageGrid');
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const apiKeyAlert = $('apiKeyAlert');
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const alertSettings = $('alertSettingsBtn');
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const aspectRatio = $('aspectRatio');
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const responseFormat = $('responseFormat');
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const nInput = $('nInput');
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const nMinus = $('nMinus');
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const nPlus = $('nPlus');
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const seedInput = $('seedInput');
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const widthInput = $('widthInput');
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const heightInput = $('heightInput');
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const styleGroup = $('styleGroup');
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const styleType = $('styleType');
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const styleWeight = $('styleWeight');
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const weightHint = $('weightHint');
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const promptOptimizer= $('promptOptimizer');
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const watermark = $('watermark');
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const settingsModal = $('settingsModal');
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const openSettings = $('openSettings');
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const closeSettings = $('closeSettings');
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const cancelSettings = $('cancelSettings');
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const saveSettingsBtn= $('saveSettingsBtn');
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const apiKeyInput = $('apiKeyInput');
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const toggleKey = $('toggleKey');
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const baseUrlInput = $('baseUrlInput');
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// ── Model tabs ─────────────────────────────────────────────────
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document.querySelectorAll('.model-tab').forEach(tab => {
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tab.addEventListener('click', () => {
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const model = tab.dataset.model;
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setModel(model);
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});
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});
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function setModel(model) {
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currentModel = model;
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document.querySelectorAll('.model-tab').forEach(t =>
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t.classList.toggle('active', t.dataset.model === model)
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);
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const isLive = model === 'image-01-live';
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styleGroup.style.display = isLive ? '' : 'none';
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// 21:9 only for image-01
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const opt21_9 = aspectRatio.querySelector('option[value="21:9"]');
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if (opt21_9) opt21_9.disabled = isLive;
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if (isLive && aspectRatio.value === '21:9') aspectRatio.value = '16:9';
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}
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// ── Stepper (n) ────────────────────────────────────────────────
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nMinus.addEventListener('click', () => {
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const v = parseInt(nInput.value) - 1;
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if (v >= 1) nInput.value = v;
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});
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nPlus.addEventListener('click', () => {
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const v = parseInt(nInput.value) + 1;
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if (v <= 9) nInput.value = v;
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});
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// ── Weight slider ──────────────────────────────────────────────
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styleWeight.addEventListener('input', () => {
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weightHint.textContent = (styleWeight.value / 10).toFixed(1);
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});
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// ── Helpers ────────────────────────────────────────────────────
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function setLoading(on) {
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loading = on;
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generateBtn.disabled = on;
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btnIcon.style.display = on ? 'none' : '';
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btnText.style.display = on ? 'none' : '';
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spinner.style.display = on ? 'inline' : 'none';
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generateBtn.classList.toggle('loading', on);
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}
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function showError(msg) {
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errorMsg.textContent = msg;
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errorMsg.style.display = 'flex';
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errorMsg.scrollIntoView({ behavior: 'smooth', block: 'nearest' });
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}
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function clearError() {
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errorMsg.style.display = 'none';
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}
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async function api(path, opts = {}) {
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const res = await fetch(path, opts);
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const json = await res.json();
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if (!res.ok) throw new Error(json.error || `HTTP ${res.status}`);
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return json;
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}
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function buildPayload() {
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const n = parseInt(nInput.value);
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const seed = seedInput.value ? parseInt(seedInput.value) : undefined;
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const width = widthInput.value ? parseInt(widthInput.value) : undefined;
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const height = heightInput.value ? parseInt(heightInput.value) : undefined;
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const payload = {
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model: currentModel,
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prompt: promptInput.value.trim(),
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aspect_ratio: aspectRatio.value,
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response_format: responseFormat.value,
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n: n,
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};
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if (seed) payload.seed = seed;
|
||||
if (width && height) { payload.width = width; payload.height = height; }
|
||||
if (promptOptimizer.checked) payload.prompt_optimizer = true;
|
||||
if (watermark.checked) payload.aigc_watermark = true;
|
||||
|
||||
if (currentModel === 'image-01-live') {
|
||||
payload.style = {
|
||||
style_type: styleType.value,
|
||||
style_weight: parseFloat((styleWeight.value / 10).toFixed(1)),
|
||||
};
|
||||
}
|
||||
|
||||
return payload;
|
||||
}
|
||||
|
||||
function renderResults(images, id, successCount, failedCount) {
|
||||
currentImages = images;
|
||||
imageGrid.innerHTML = '';
|
||||
|
||||
if (id) {
|
||||
resultMeta.innerHTML = `
|
||||
<span>任务 ID：<code>${id}</code></span>
|
||||
${successCount != null ? `<span>成功 ${successCount} 张${failedCount ? `，失败 ${failedCount} 张` : ''}</span>` : ''}
|
||||
`;
|
||||
resultMeta.style.display = 'flex';
|
||||
} else {
|
||||
resultMeta.style.display = 'none';
|
||||
}
|
||||
|
||||
const fmt = responseFormat.value;
|
||||
|
||||
images.forEach((src, i) => {
|
||||
const card = document.createElement('div');
|
||||
card.className = 'image-card';
|
||||
|
||||
const img = document.createElement('img');
|
||||
img.src = fmt === 'url' ? src : `data:image/jpeg;base64,${src}`;
|
||||
img.alt = `生成结果 ${i + 1}`;
|
||||
img.loading = 'lazy';
|
||||
|
||||
const actions = document.createElement('div');
|
||||
actions.className = 'image-actions';
|
||||
|
||||
const downloadBtn = document.createElement('button');
|
||||
downloadBtn.className = 'action-btn';
|
||||
downloadBtn.innerHTML = `<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7,10 12,15 17,10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>下载`;
|
||||
downloadBtn.addEventListener('click', () => downloadImage(src, fmt, i));
|
||||
|
||||
const copyBtn = document.createElement('button');
|
||||
copyBtn.className = 'action-btn';
|
||||
copyBtn.innerHTML = `<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg>复制`;
|
||||
copyBtn.addEventListener('click', () => copySrc(src, fmt, copyBtn));
|
||||
|
||||
actions.appendChild(downloadBtn);
|
||||
actions.appendChild(copyBtn);
|
||||
card.appendChild(img);
|
||||
card.appendChild(actions);
|
||||
imageGrid.appendChild(card);
|
||||
});
|
||||
|
||||
resultArea.style.display = 'block';
|
||||
resultArea.scrollIntoView({ behavior: 'smooth', block: 'start' });
|
||||
}
|
||||
|
||||
function downloadImage(src, fmt, index) {
|
||||
const a = document.createElement('a');
|
||||
if (fmt === 'url') {
|
||||
a.href = src;
|
||||
} else {
|
||||
a.href = `data:image/jpeg;base64,${src}`;
|
||||
}
|
||||
a.download = `生成-${Date.now()}-${index + 1}.jpg`;
|
||||
a.target = '_blank';
|
||||
a.click();
|
||||
}
|
||||
|
||||
async function copySrc(src, fmt, btn) {
|
||||
try {
|
||||
await navigator.clipboard.writeText(src);
|
||||
const orig = btn.innerHTML;
|
||||
btn.innerHTML = `<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="20,6 9,17 4,12"/></svg>已复制`;
|
||||
setTimeout(() => { btn.innerHTML = orig; }, 1500);
|
||||
} catch {
|
||||
showError('复制失败');
|
||||
}
|
||||
}
|
||||
|
||||
// ── Init ────────────────────────────────────────────────────────
|
||||
|
||||
async function init() {
|
||||
try {
|
||||
const cfg = await api('/api/config');
|
||||
if (!cfg.hasApiKey) apiKeyAlert.style.display = 'flex';
|
||||
baseUrlInput.value = cfg.baseUrl || 'https://api.minimaxi.com';
|
||||
} catch { /* non-fatal */ }
|
||||
}
|
||||
|
||||
// ── Generate ────────────────────────────────────────────────────
|
||||
|
||||
generateForm.addEventListener('submit', async (e) => {
|
||||
e.preventDefault();
|
||||
if (loading) return;
|
||||
|
||||
const prompt = promptInput.value.trim();
|
||||
if (!prompt) { showError('请输入图片描述'); return; }
|
||||
|
||||
clearError();
|
||||
resultArea.style.display = 'none';
|
||||
setLoading(true);
|
||||
|
||||
try {
|
||||
const payload = buildPayload();
|
||||
const data = await api('/api/generate', {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify(payload),
|
||||
});
|
||||
|
||||
const images = data.images || [];
|
||||
if (images.length === 0) {
|
||||
throw new Error('未返回任何图片');
|
||||
}
|
||||
|
||||
renderResults(images, data.id, data.success_count, data.failed_count);
|
||||
|
||||
} catch (err) {
|
||||
showError(err.message);
|
||||
} finally {
|
||||
setLoading(false);
|
||||
}
|
||||
});
|
||||
|
||||
// ── Prompt char count ──────────────────────────────────────────
|
||||
|
||||
promptInput.addEventListener('input', () => {
|
||||
charCount.textContent = `${promptInput.value.length} / 1500`;
|
||||
});
|
||||
|
||||
// ── Settings modal ──────────────────────────────────────────────
|
||||
|
||||
function openModal() {
|
||||
settingsModal.classList.add('open');
|
||||
apiKeyInput.focus();
|
||||
}
|
||||
|
||||
function closeModal() {
|
||||
settingsModal.classList.remove('open');
|
||||
clearError();
|
||||
}
|
||||
|
||||
openSettings.addEventListener('click', openModal);
|
||||
alertSettings.addEventListener('click', openModal);
|
||||
closeSettings.addEventListener('click', closeModal);
|
||||
cancelSettings.addEventListener('click', closeModal);
|
||||
settingsModal.addEventListener('click', e => { if (e.target === settingsModal) closeModal(); });
|
||||
|
||||
toggleKey.addEventListener('click', () => {
|
||||
apiKeyInput.type = apiKeyInput.type === 'password' ? 'text' : 'password';
|
||||
});
|
||||
|
||||
saveSettingsBtn.addEventListener('click', async () => {
|
||||
clearError();
|
||||
const apiKey = apiKeyInput.value.trim();
|
||||
const baseUrl = baseUrlInput.value.trim() || 'https://api.minimaxi.com';
|
||||
try {
|
||||
await api('/api/config', {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify({ apiKey, baseUrl }),
|
||||
});
|
||||
if (apiKey) apiKeyAlert.style.display = 'none';
|
||||
closeModal();
|
||||
} catch (err) {
|
||||
showError(err.message);
|
||||
}
|
||||
});
|
||||
|
||||
// ── Start ──────────────────────────────────────────────────────
|
||||
|
||||
init();
|
||||
Reference in New Issue
Block a user